Gilchrist, OR frost dates
Last spring frostJun 7median date
First fall frostSep 18median date
Growing season103 daysfrost-free
Hardiness zone6aZone 6a
How Gilchrist compares
- In 8 years out of 10, the last spring frost in Gilchrist falls between May 16 and July 2, a 47-day window. The first fall frost falls between September 3 and October 3.
- The median last frost is 52 days later than the Oregon median of Apr 16.
- Its 103-day growing season is longer than 6% of the 345 Oregon places with a regular frost season (state median 193 days).
- The last frost is 39 days later than the zone 6a median of Apr 29. Hardiness zones measure winter cold, not season length, so use these dates rather than a zone 6a chart.
- The weather station records an average of 201 nights a year at or below 32°F.
- Compared with Bend, OR, 71 km away, the last frost here is 1 day later than there and the growing season is 3 days shorter.
Frost probability
| Chance of frost after | Date |
|---|---|
| 90% (early) | May 16 |
| 50% (median) | June 7 |
| 10% (safe for tender plants) | July 2 |
| Chance of frost before | Date |
|---|---|
| 10% (early) | September 3 |
| 50% (median) | September 18 |
| 90% (late) | October 3 |
Frost here means 32°F (0°C). A median date means half of years have their last frost earlier and half later.
Planting calendar for Gilchrist, OR
Gilchrist, OR frost dates — last frost Jun 7, first frost Sep 18, zone 6a. whenisthelastfrost.com
Crop
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Start indoors: Mar 15 to Mar 29Transplant outside: May 10 to May 24
Start indoors: Mar 29 to Apr 12Transplant outside: Jun 21 to Jul 5
Start indoors: Mar 29 to Apr 12Transplant outside: Jun 21 to Jul 5
Start indoors: Apr 12 to Apr 26Transplant outside: Jun 14 to Jun 28
Start indoors: Apr 12 to Apr 26Transplant outside: May 17 to May 31Sow outdoors: May 10 to Jun 14Plant for fall: Jul 24 to Aug 21
Start indoors: Apr 12 to Apr 26Transplant outside: May 10 to May 24Sow outdoors: May 10 to May 24Plant for fall: Jul 10 to Jul 31
Start indoors: Apr 12 to Apr 26Transplant outside: May 24 to Jun 7
Start indoors: Apr 12 to Apr 26Transplant outside: May 17 to May 31
Start indoors: Apr 12 to Apr 26Transplant outside: May 24 to Jun 7
Start indoors: Apr 26 to May 10Transplant outside: Jun 28 to Jul 12Sow outdoors: Jun 28 to Jul 12
Start indoors: Apr 26 to May 10Transplant outside: Jun 14 to Jun 28
Sow outdoors: Apr 26 to May 17Plant for fall: Jun 26 to Jul 17
Sow outdoors: Apr 26 to May 17Plant for fall: Jul 24 to Aug 14
Sow outdoors: May 3 to Jun 14Plant for fall: Aug 7 to Aug 28
Start indoors: May 10 to May 17Transplant outside: Jun 21 to Jun 28Sow outdoors: Jun 14 to Jun 28
Start indoors: May 10 to May 17Sow outdoors: Jun 14 to Jun 28
Start indoors: May 10 to May 17Sow outdoors: Jun 14 to Jun 28
Start indoors: May 10 to May 17Transplant outside: Jun 21 to Jul 5
Sow outdoors: May 17 to Jun 14
Sow outdoors: May 17 to Jun 14Plant for fall: Jul 10 to Jul 24
Sow outdoors: May 17 to Jun 7
Sow outdoors: May 24 to Jun 21Plant for fall: Jul 10 to Jul 24
Sow outdoors: May 24 to Jun 14Plant for fall: Jul 24 to Aug 14
Sow outdoors: Jun 14 to Jul 5
Sow outdoors: Jun 14 to Jun 28
Transplant outside: Jun 21 to Jul 12
Plant for fall: Sep 4 to Oct 9
Start indoorsTransplant outsideSow outdoorsPlant for fallMedian frost dates
When to plant vegetables in Gilchrist, OR
| Crop | Start indoors | Transplant | Sow outdoors | Fall crop |
|---|---|---|---|---|
| Onions | Mar 15 – Mar 29 | May 10 – May 24 | — | — |
| Peppers | Mar 29 – Apr 12 | Jun 21 – Jul 5 | — | — |
| Eggplant | Mar 29 – Apr 12 | Jun 21 – Jul 5 | — | — |
| Tomatoes | Apr 12 – Apr 26 | Jun 14 – Jun 28 | — | — |
| Lettuce | Apr 12 – Apr 26 | May 17 – May 31 | May 10 – Jun 14 | Jul 24 – Aug 21 |
| Kale | Apr 12 – Apr 26 | May 10 – May 24 | May 10 – May 24 | Jul 10 – Jul 31 |
| Broccoli | Apr 12 – Apr 26 | May 24 – Jun 7 | — | — |
| Cabbage | Apr 12 – Apr 26 | May 17 – May 31 | — | — |
| Cauliflower | Apr 12 – Apr 26 | May 24 – Jun 7 | — | — |
| Okra | Apr 26 – May 10 | Jun 28 – Jul 12 | Jun 28 – Jul 12 | — |
| Basil | Apr 26 – May 10 | Jun 14 – Jun 28 | — | — |
| Peas | — | — | Apr 26 – May 17 | Jun 26 – Jul 17 |
| Spinach | — | — | Apr 26 – May 17 | Jul 24 – Aug 14 |
| Radishes | — | — | May 3 – Jun 14 | Aug 7 – Aug 28 |
| Cucumbers | May 10 – May 17 | Jun 21 – Jun 28 | Jun 14 – Jun 28 | — |
| Zucchini & Summer Squash | May 10 – May 17 | — | Jun 14 – Jun 28 | — |
| Winter Squash & Pumpkins Warning: Your frost-free season is about 103 days, which is tight for winter squash & pumpkins (100+ days). Choose early varieties and use transplants or row covers. | May 10 – May 17 | — | Jun 14 – Jun 28 | — |
| Melons & Watermelon | May 10 – May 17 | Jun 21 – Jul 5 | — | — |
| Carrots | — | — | May 17 – Jun 14 | — |
| Beets | — | — | May 17 – Jun 14 | Jul 10 – Jul 24 |
| Potatoes | — | — | May 17 – Jun 7 | — |
| Swiss Chard | — | — | May 24 – Jun 21 | Jul 10 – Jul 24 |
| Cilantro | — | — | May 24 – Jun 14 | Jul 24 – Aug 14 |
| Green Beans | — | — | Jun 14 – Jul 5 | — |
| Sweet Corn | — | — | Jun 14 – Jun 28 | — |
| Sweet Potatoes Warning: Your frost-free season is about 103 days, which is tight for sweet potatoes (100+ days). Choose early varieties and use transplants or row covers. | — | Jun 21 – Jul 12 | — | — |
| Garlic | — | — | — | Sep 4 – Oct 9 |
Dates come from the median frost dates and common extension-service timing. Adjust for your soil temperature, microclimate and the varieties you grow.
About these dates
Based on 1991–2020 NOAA climate normals for the Wickiup Dam, OR weather station, 23 km away (elevation 4,357 ft (1,328 m)).
Frost dates near Gilchrist
- Crescent frost any month
- La Pine Jun 7 · Sep 18
- Chemult frost any month
- Bend (Deschutes) frost any month
- Fort Rock frost any month
- Silver Lake frost any month
- Oakridge Apr 24 · Oct 24
- Crater Lake frost any month
- Westfir Apr 24 · Oct 24
- Bend Jun 6 · Sep 20
Frequently asked questions
When is the last frost in Gilchrist, OR?
The median last spring frost in Gilchrist, OR is June 7. There is still about a 10% chance of frost after July 2, so wait until then to plant frost-tender crops like tomatoes and peppers.
When is the first frost in Gilchrist, OR?
The median first fall frost is September 18, with about a 10% chance of frost before September 3.
How long is the growing season in Gilchrist, OR?
About 103 days between the median last spring frost and first fall frost.
What planting zone is Gilchrist, OR?
Gilchrist, OR is in USDA hardiness zone 6a.